<!-- Bootstrap导航 -->
<nav class="navbar navbar-default navbar-inverse navbar-link" role="navigation">

    <div class="container">
        <!-- 顶部导航 -->
        <div class="navbar-header">
            <button class="navbar-toggle btn" data-toggle="collapse" data-target="#navbar-collapse-menu">
              <span class="icon-bar"></span>
              <span class="icon-bar"></span>
              <span class="icon-bar"></span>
            </button>
            <a class="navbar-brand" href="./">
              在线竞拍啊
            </a>
        </div>

        <!-- 导航列表菜单 -->
        <div class="collapse navbar-collapse" id="navbar-collapse-menu">
            <ul class="nav navbar-nav">
                <li><a href="#">关于</a></li>
                <li><a href="#">联系</a></li>
                <li><a href="#">Email</a></li>
                <li><a [routerLink]="['/link']">子路由</a></li>
            </ul>
        </div>
    </div>
</nav>